CONDENSED CONSOLIDATED FINANCIAL INFORMATION, Income (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Feb. 03, 2018	Oct. 28, 2017	Jul. 29, 2017	Apr. 29, 2017	Jan. 28, 2017	Oct. 29, 2016	Jul. 30, 2016	Apr. 30, 2016	Feb. 03, 2018	Jan. 28, 2017	Jan. 30, 2016
Supplemental Condensed Consolidating Statement of Comprehensive Income
Net sales	$ 1,890,608	$ 1,240,196	$ 1,072,593	$ 1,158,563	$ 1,750,854	$ 1,227,206	$ 1,060,353	$ 1,158,880	$ 5,361,960	$ 5,197,292	$ 4,912,782
Cost of sales and occupancy expense	1,116,072	756,088	670,082	690,929	1,045,093	760,598	669,656	694,129	3,233,171	3,169,476	2,944,431
Gross profit	774,536	484,108	402,511	467,634	705,761	466,608	390,697	464,751	2,128,789	2,027,816	1,968,351
Selling, general and administrative	419,839	329,298	313,867	327,396	368,960	318,580	302,712	317,800	1,390,400	1,308,052	1,242,961
Store pre-opening costs									2,999	4,484	4,786
Operating income	354,290	153,858	87,982	139,260	336,556	146,324	87,077	145,325	735,390	715,280	720,604
Income before income taxes									605,741	581,773	572,120
Income taxes									215,243	203,614	209,208
Net income	$ 202,968	$ 79,760	$ 35,562	$ 72,208	$ 195,318	$ 76,459	$ 35,617	$ 70,765	390,498	378,159	362,912
Other comprehensive income, net of tax:
Foreign currency translation adjustment and other									10,564	7,832	(10,251)
Comprehensive income									401,062	385,991	352,661
Michaels Stores
Supplemental Condensed Consolidating Statement of Comprehensive Income
Net sales									5,361,960	5,197,292	4,912,782
Cost of sales and occupancy expense									3,233,171	3,169,476	2,944,431
Gross profit									2,128,789	2,027,816	1,968,351
Selling, general and administrative									1,389,334	1,305,855	1,241,876
Other operating expense									2,999	4,484	4,786
Operating income									736,456	717,477	721,689
Interest and other expense									129,657	133,529	138,662
Income before income taxes									606,799	583,948	583,027
Income taxes									215,820	204,247	217,428
Net income									390,979	379,701	365,599
Other comprehensive income, net of tax:
Foreign currency translation adjustment and other									10,564	7,832	(10,251)
Comprehensive income									$ 401,543	$ 387,533	$ 355,348